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How can I detect if a file is binary (non-text) in python?
...,9,10,12,13,27} | set(range(0x20, 0x100)) - {0x7f})
>>> is_binary_string = lambda bytes: bool(bytes.translate(None, textchars))
Example:
>>> is_binary_string(open('/usr/bin/python', 'rb').read(1024))
True
>>> is_binary_string(open('/usr/bin/dh_python3', 'rb').read(1024)...
How to read a text file into a list or an array with Python
...
You will have to split your string into a list of values using split()
So,
lines = text_file.read().split(',')
EDIT:
I didn't realise there would be so much traction to this. Here's a more idiomatic approach.
import csv
with open('filename.csv', 'r') a...
Saving a Numpy array as an image
...Works with matplotlib 1.3.1, I don't know about lower version. From the docstring:
Arguments:
*fname*:
A string containing a path to a filename, or a Python file-like object.
If *format* is *None* and *fname* is a string, the output
format is deduced from the extension of the filename...
Is there a Java equivalent to C#'s 'yield' keyword?
... System.out.println("some work");
}
public static void main(String[] args) {
Stream.iterate(1, x -> x + 1).limit(15).forEach(Test01::myFoo); //var1
Stream.iterate(1, x -> x + 1).limit(10).forEach(item -> myFoo2()); //var2
}
}
...
What should I do if two libraries provide a function with the same name generating a conflict?
...ding libraries in a hex editor and change all occurrences of the offending strings to something else. You should then be able to use the new names in all future calls.
UPDATE: I just did it on this end and it seems to work. Of course, I've not tested this thoroughly - it may be no more than a re...
python: how to identify if a variable is an array or a scalar
... While this is a great answer, collections.Sequence is an ABC for string as well, so that should be taken into account. I'm using something like if type(x) is not str and isinstance(x, collections.Sequence):. This isn't great, but it is reliable.
– bbenne10
...
System.Security.SecurityException when writing to Event Log
...ministrator.
A common example for a C# Program logging into EventLog is:
string sSource;
string sLog;
string sEvent;
sSource = "dotNET Sample App";
sLog = "Application";
sEvent = "Sample Event";
if (!EventLog.SourceExists(sSource))
EventLog.CreateEventSource(sSource, sLog);
EventLog.WriteEn...
Change values while iterating
...to this:
package main
import "fmt"
type Attribute struct {
Key, Val string
}
type Node struct {
Attr []Attribute
}
func main() {
n := Node{
[]Attribute{
{"key", "value"},
{"href", "http://www.google.com"},
},
}
fmt.Println(n)
for ...
Why is JsonRequestBehavior needed?
...nResult Json(object data);
protected internal JsonResult Json(object data, string contentType);
protected internal virtual JsonResult Json(object data, string contentType, Encoding contentEncoding);
With JsonRequestBehavior
protected internal JsonResult Json(object data, JsonRequestBehavior behav...
MD5 algorithm in Objective-C
...
md5 is available on the iPhone and can be added as an addition for ie NSString and NSData like below.
MyAdditions.h
@interface NSString (MyAdditions)
- (NSString *)md5;
@end
@interface NSData (MyAdditions)
- (NSString*)md5;
@end
MyAdditions.m
#import "MyAdditions.h"
#import <CommonCrypto...